SIMPLE PAST
15:29
1. The pollution of the water happened, in most cases, because the persons were very unconscious and threw to the rivers and this caused the death of many fish.
2. The pollution of the soil harmed of serious form the health of the persons, of animals and plants. One of the principal destroyers it was the illegal mining industry, etc.
3.The pollution of the air initiated when there were created vehicles and industries that were liberating toxic gases producing respiratory lethal diseases
4. The environmental pollution caused many hurts and imbalances in the ecosystems and beings who were living in them.
5. The greenhouse effect is an atmospheric phenomenon that allowed to support an agreeable temperature in the planet and it was retaining part of the energy that comes from the Sun.
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